21132011031214 has 16 divisors (see below), whose sum is σ = 33366441744000. Its totient is φ = 10009867401144.

The previous prime is 21132011031163. The next prime is 21132011031367. The reversal of 21132011031214 is 41213011023112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14212437 + ... + 15628735.

It is an arithmetic number, because the mean of its divisors is an integer number (2085402609000).

Almost surely, 2^{21132011031214} is an apocalyptic number.

21132011031214 is a deficient number, since it is larger than the sum of its proper divisors (12234430712786).

21132011031214 is a wasteful number, since it uses less digits than its factorization.

21132011031214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1808967.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 21132011031214 its reverse (41213011023112), we get a palindrome (62345022054326).

The spelling of 21132011031214 in words is "twenty-one trillion, one hundred thirty-two billion, eleven million, thirty-one thousand, two hundred fourteen".